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How is leaching carried out in the case of low grade copper ores? Name the method used for refining fo copper metal. |
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Answer» Solution :Copper is extracted by hydrometallurgy from LOW grade ores. It is leached out using ACID or bacteria. The solution containing `Cu^(2+)` ions is treated with scrap iron or `H_2`. `Cu^(2+)(aq)+H_2(G) to Cu(s)+2H^(+) (aq)` |
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